{"action":"Upgrade linux to 6.12.57-1 or later.","affected":[{"fixed":"6.12.57-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.57-1"],"id":"tcs_01M5NNSBRHF0G560E4BCYZ8Y69","modified_at":"2026-10-23T18:05:09.271771460Z","published_at":"2025-11-12T11:15:42.993Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-40133","https://security-tracker.debian.org/tracker/CVE-2025-40133"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-40133","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-40133"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: mptcp: Use __sk_dst_get() and dst_dev_rcu() in mptcp_active_enable(). mptcp_active_enable() is called from subflow_finish_connect(),"}